diff --git a/pkgs/development/python-modules/pyobjc-core/default.nix b/pkgs/development/python-modules/pyobjc-core/default.nix
new file mode 100644
index 000000000000..5dd7959940ca
--- /dev/null
+++ b/pkgs/development/python-modules/pyobjc-core/default.nix
@@ -0,0 +1,61 @@
+{
+  buildPythonPackage,
+  darwin,
+  fetchFromGitHub,
+  lib,
+  setuptools,
+}:
+
+buildPythonPackage rec {
+  pname = "pyobjc-core";
+  version = "11.0";
+  pyproject = true;
+
+  src = fetchFromGitHub {
+    owner = "ronaldoussoren";
+    repo = "pyobjc";
+    tag = "v${version}";
+    hash = "sha256-RhB0Ht6vyDxYwDGS+A9HZL9ySIjWlhdB4S+gHxvQQBg=";
+  };
+
+  sourceRoot = "source/pyobjc-core";
+
+  build-system = [ setuptools ];
+
+  buildInputs = [
+    darwin.DarwinTools
+    darwin.libffi
+  ];
+
+  nativeBuildInputs = [
+    darwin.DarwinTools # sw_vers
+  ];
+
+  # See https://github.com/ronaldoussoren/pyobjc/pull/641. Unfortunately, we
+  # cannot just pull that diff with fetchpatch due to https://discourse.nixos.org/t/how-to-apply-patches-with-sourceroot/59727.
+  postPatch = ''
+    for file in Modules/objc/test/*.m; do
+      substituteInPlace "$file" --replace "[[clang::suppress]]" ""
+    done
+
+    substituteInPlace setup.py \
+      --replace-fail "-buildversion" "-buildVersion" \
+      --replace-fail "-productversion" "-productVersion"
+  '';
+
+  env.NIX_CFLAGS_COMPILE = toString [
+    "-I${darwin.libffi.dev}/include"
+    "-Wno-error=cast-function-type-mismatch"
+    "-Wno-error=unused-command-line-argument"
+  ];
+
+  pythonImportsCheck = [ "objc" ];
+
+  meta = with lib; {
+    description = "Python <-> Objective-C bridge";
+    homepage = "https://github.com/ronaldoussoren/pyobjc";
+    license = licenses.mit;
+    platforms = platforms.darwin;
+    maintainers = with maintainers; [ samuela ];
+  };
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index d366c45cd051..a0e15a43e287 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -12317,6 +12317,8 @@ self: super: with self; {
 
   pyobihai = callPackage ../development/python-modules/pyobihai { };
 
+  pyobjc-core = callPackage ../development/python-modules/pyobjc-core { };
+
   pyocd = callPackage ../development/python-modules/pyocd { };
 
   pyocd-pemicro = callPackage ../development/python-modules/pyocd-pemicro { };